members of the senate intelligence committee are asking why they didn't know the fbi was investigating david petraeus until he resigned. retired general richard myers told cbs this morning with investigation of this nature, notifying superiors is common. >> we saw lots of investigations in the military where the allegations were not proven yet, but that the chain of kidnapped was made aware that somebody was being looked at for whatever. >> before the scandal, general petraeus had been scheduled to answer questions on capitol hill this week about the deadly attack on the u.s. consulate in benghazi. acting cia director mike morell will testify instead. >>> we're expecting closing arguments in the preliminary hearing for staff sergeant robert bails. he's charged with killing 7 adults and 9 children, civilians murdered in the middle of the night last march in the afghan villages. >>> over the weekend several wounded children testified at his hearing. a video link from afghanistan to a military base in washington state where bails is in custody. after tomorrow's closing arguments, the mili